Update of /cvsroot/monetdb/sql/src/storage/bat
In directory 23jxhf1.ch3.sourceforge.com:/tmp/cvs-serv1088/src/storage/bat
Modified Files:
bat_storage.mx
Log Message:
propagated changes of Tuesday Sep 22 2009 - Wednesday Sep 23 2009
from the Aug2009 branch to the development trunk
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
2009/09/22 - nielsnes: src/storage/bat/bat_storage.mx,1.42.2.4
fix for bug ID 2864313
SQL: Update changes all columns with same type and default
A single bat was used for multiple columns.
We now make sure we copy the bat when its already used.
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Index: bat_storage.mx
===================================================================
RCS file: /cvsroot/monetdb/sql/src/storage/bat/bat_storage.mx,v
retrieving revision 1.46
retrieving revision 1.47
diff -u -d -r1.46 -r1.47
--- bat_storage.mx 12 Sep 2009 20:40:45 -0000 1.46
+++ bat_storage.mx 23 Sep 2009 07:25:49 -0000 1.47
@@ -299,7 +299,7 @@
bat->cached = NULL;
}
bat->cnt += BATcount(i);
- if ( BATcount(b) == 0 && !isVIEW(i) && i->htype == TYPE_void &&
i->ttype != TYPE_void && bat->ibase == i->H->seq){
+ if ( BATcount(b) == 0 && !isVIEW(i) && BBP_lrefs(i->batCacheid) <= 1 &&
i->htype == TYPE_void && i->ttype != TYPE_void && bat->ibase == i->H->seq){
temp_destroy(bat->ibid);
bat->ibid = temp_create(i);
BATseqbase(i, bat->ibase);
------------------------------------------------------------------------------
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